SciELO is a library for the electronic publication of scientific journals in their full version. It accepts file submissions exclusively in PDF + XML-JATS format.

GN1 has been certified by SciELO Brazil for over 17 years and has extensive experience in all aspects of XML-JATS tagging.

PubMed Central® (PMC) provides free access to the full text of biomedical and life sciences literature from the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM).

We have been certified by PubMed Central (PMC) for over 13 years and stay updated on all portal changes regarding XML tagging: metatags, guidelines, and submission policies.

PubMed® includes over 37 million citations of biomedical literature from MEDLINE, with journals in life sciences and online books. If the journal is indexed in PMC, it can include links to the full text connected to the page.

Since 2007, GN1 has been active in XML production for PubMed/MEDLINE, with a 100% trained team to handle this demand.

Redalyc (Red de Revistas Científicas de América Latina y el Caribe, España y Portugal) is a multidisciplinary research group in science communication and dissemination. Its indexing system integrates high-quality scientific and editorial journals from the region into its index, upholding open access principles.

In 2011, we began working on tagging for the Redalyc database and have been active ever since, serving dozens of journals on a monthly basis.

DOAJ (Directory of Open Access Journals) is a unique and extensive index of various open access journals worldwide.

We have been qualified for the inclusion of new articles in the DOAJ directory for over 13 years.

Considered a portal focused on open access journals, it references major citation indexes such as Web of Science and Scopus, as well as subject indexes like APA PsycInfo and SciFinder.

The GN1 team has been submitting XML-tagged articles to EBSCO since 2011 and can assist you, the editor, in keeping your journal updated in the database.

The Latin American network of Psychology Journals (PePsic) publishes journals within the field of Psychology, serving as a valuable connection between academic research and professional practice.

Until 2023, PePsic received articles in HTML format. Starting in 2024, it began accepting articles in XML-JATS format (equivalent to SciELO). GN1 also submits articles to this portal with efficiency and quality.

A platform that uses the SciELO methodology, providing broad access to scientific journals in the field of education.

GN1 has mastered the production of XML Educ@ and proper submission since 2011.

Considered the most important specialized database in the health field, with publications from 26 countries in Latin America and the Caribbean, providing open access to scientific and technical content.

We submit articles to LILACS monthly and can assist you, the editor, in keeping your journal updated in this crucial health database.

The largest database of peer-reviewed scientific abstracts and citations, with over 35,000 journals, measures quality through: H-Index, CiteScore, SJR, and SNIP.

An online platform that presents bibliographic information and citations of scientific production; it is from WoS that the impact factor of a journal is calculated.